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By: Tamaira Glover & Kristy Lee !

Our Timeline . By: Tamaira Glover & Kristy Lee !. 1802. Richard Trevithick granted a patent for the steam locomotive Commercial electric motor invented by Thomas Davenport . 1843. Typewriter invented by Charles Thurber Phonographic Correspondence Society formed in England . 1856.

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By: Tamaira Glover & Kristy Lee !

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  1. Our Timeline . By: Tamaira Glover & Kristy Lee !

  2. 1802 • Richard Trevithick granted a patent for the steam locomotive • Commercial electric motor invented by Thomas Davenport

  3. 1843 • Typewriter invented by Charles Thurber • Phonographic Correspondence Society formed in England

  4. 1856 • Book & newspaper folding machine patented by Cyrus Chambers, Jr. • Property of magneto-resistance was discovered by William Thomson

  5. 1868 • The electric voice machine was patented by Thomas Edison • Trachoma color photo process patented by Louis Duos du Huron

  6. 1877 • Microphone invented by Emile Berliner • Process for hard drawn copper wire developed by Thomas Doolittle • 1877 First tape recorded voice by Thomas Edison • Phonograph invented by Thomas Edison • Household use of electricity made available by Thomas Edison

  7. 1884 • Linotype machine invented by Ottmar Mergenthaler • 1884 • Data processing machine and punch cards invented by Herman Hollerith

  8. 1895 • Radio signals invented by Guglielmo Marconi • Cinematograph developed by Augusta and Louis Lumpier

  9. 1923 • Sound film invented by Lee DeForest • Television invented by Philo Farnsworth

  10. 1956 • Optical fibers invented by B. Hirschowitz, C. W. Peters, and L. Curtiss • Videocassette recorder invented by Charles Paulson Ginsburg with Ampex

  11. 1958 • First integrated circuit produced in the U.S. by Jack Kirby and Robert Nonce • Computers built with transistors mark beginning of second generation computers

  12. 1959 • More than 200 programming languages are created by this date • International Business Machines (IBM ) creates desk-sized computers for businesses and scientists

  13. 1984 • IBM produces the PC AT with an Intel 80286 microprocessor • Hewlett Packard produces first Laser Jet printers for PCs • Apple manufactures the MacIntosh computer with a graphical user interface

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